A family is urging the driver involved in a fatal hit-and-run to turn himself in. Daphne Cola was struck by an ATV July 27, outside a popular nightclub in Treme. Cola died Tuesday. Now her family and police are asking anyone with information in this case to step up.

According to the Orleans Parish Sheriff's Office website, Matthew Cousan was arrested Tuesday night. He is being held in Orleans Parish Prison on charges of accessory to manslaughter and obstruction of justice.

Investigators said Darrin Smith, 25, was arrested Wednesday on charges of manslaughter and possession of stolen property.

Officials said Sadie Brown, 25, was also arrested Wednesday on charges of accessory to manslaughter and possession of stolen property.

On July 27, Daphne Cola, 37, was hit at by an ATV at the intersection of North Claiborne Avenue and Columbus Street around 11:30 p.m. She later died from her injuries.

Police said they believe Smith and Brown were traveling on the ATV when Smith lost control and hit both Cola and a parked vehicle.

The ATV flipped several times, police said, throwing Smith and Brown onto the roadway. Both walked away from the wreckage and did not return, police said. They remain on the loose.

Those with information on the crash can call Crimestoppers at 504-822-1111.